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Browse Circular - Illinois State Geological Survey by Title
Now showing items 507-526 of 640
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Some concepts of the relationship between the chemical compositions and structures of clay minerals (Urbana, Ill. : Illinois State Geological Survey, 1939)
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PDF (472kB)
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(Urbana,, 1963)
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PDF (525kB)
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(Urbana, Illinois State Geological Survey, 1971)
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PDF (10MB)
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(Urbana, Ill. : Illinois State Geological Survey, 1940)
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PDF (2MB)
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(Urbana, IL : Illinois State Geological Survey, 1944)
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PDF (917kB)
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(Urbana, IL : Illinois State Geological Survey, 1952)
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PDF (2MB)
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(Urbana,, 1952)
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(Urbana, Ill.: Illinois State Geological Survey, 1958)
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PDF (572kB)
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(Urbana,, 1939)
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PDF (572kB)
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(Urbana, Ill. : Illinois State Geological Survey, 1941)
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PDF (2MB)
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(Urbana,, 1947)
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PDF (345kB)
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([Urbana,, 1949)
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PDF (3MB)
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(Urbana, Illinois State Geological Survey,, 1959)
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PDF (1MB)
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(Urbana, IL : Illinois State Geological Survey, 1962)
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PDF (2MB)
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PDF (479kB)
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(Champaign, Ill. : Illinois State Geological Survey,, 1993)
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PDF (966kB)
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(Champaign, Ill.: Illinois State Geological Survey, Prairie Research Institute., 1988)
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PDF (631kB)
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(Champaign, Ill.: Illinois State Geological Survey, Prairie Research Institute., 1908)
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PDF (605kB)
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(Urbana,, 1942)
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PDF (767kB)
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(Illinois State Geological Survey, Prairie Research Institute., 2011)
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PDF (6MB)
Now showing items 507-526 of 640